How does the Luna ring measure my body vitals?The Luna ring uses PPG sensors by Philips to measure vital signs. These sensors emit light onto your skin, measuring changes in light absorption caused by blood flow.  Luna's advanced PPG sensors empower informed decisions about your health.Specifically, the Luna ring measures three important body signals: heart rate (HR), oxygen saturation levels (SPO2), and heart rate variability (HRV) for insights into your overall health. Sensors on the inner ring surface contact your skin, accurately capturing data sent to the mobile app for tracking and analysis.How does the ring estimate how many calories I've burned?The Luna ring estimates calorie burn by combining data from a motion sensor and heart rate monitor. The motion sensor tracks your daily movement, including steps, distance, and exercise intensity. Heart rate monitor measures how hard your body works during activities, using established algorithms to calculate calories burned. While it provides a good estimate, it may not be 100% accurate for everyone. Individual factors like metabolism and body composition affect accuracy.What sensors does the Luna ring have?The Luna ring features three key sensors for tracking. The PPG sensor measures heart rate and blood flow for heart rate variability, offering insights into various health metrics. The temperature sensor monitors skin temperature to track activity changes, aiding in energy expenditure and overall health tracking. The accelerometer detects motion, measuring daily physical activity for calculating calorie burn and activity levels.

What is the battery life of the ring?The Luna ring has up to 7 day battery life, allowing uninterrupted health vitals tracking. Charging is quick and easy with the included cable. Actual battery life may vary based on usage and settings, but even with regular use, it offers several days of operation before needing a recharge.How long does it take to charge the ring?Charging the Luna ring is quick and convenient, taking only 2 hours (120 minutes) for a full charge. Simply connect the charging cable to the ring and plug it into a USB port or wall adapter. Its advanced charging technology ensures a fast and efficient experience. Once charged, the Luna ring can last up to 7 days, depending on usage. This means uninterrupted use and no constant recharging for your vitals tracking.

Which devices is the ring compatible with?The Luna ring is compatible with both Android and iOS phones. To connect, download the Luna Ring app from the Google Play Store or Apple App Store and follow setup instructions. Track your health data, set goals, and receive personalized insights on your phone with ease.What colors does the ring come in?As of now, the Luna ring offers a range of five versatile colors to choose from: Stardust Silver, Midnight Black, Lunar Black, Sunlit Gold and Rose Gold suitable for any occasion. For example, if you prefer a sleek and modern look, the Stardust Silver or Rose Gold with its metallic shine gives a contemporary edge that makes it suitable for both casual and formal settings.Will there be any allergic reactions / Is wearing the ring long-term damaging to the skin?The Luna ring, made from hypoallergenic medical-grade titanium, is unlikely to cause allergic reactions or skin irritations. However, consult a dermatologist if you have metal sensitivities. It's lightweight and comfortable, safe for long-term wear. Nonetheless, if you experience irritation or discomfort, take a break from wearing it. Regular cleaning and maintenance would ensure its longevity and optimal condition.Which finger do I wear the ring on?The Luna ring is ideally worn on your index finger for optimal tracking. It's the most convenient and comfortable choice for daily activities. However, if you prefer, you can wear it on your middle or ring fingers. Ensure it fits snugly but not too tight, allowing comfortable wear without restricting blood flow. Use our sizing guide if you're unsure about your size. Wearing the Luna ring accurately tracks your vitals for daily convenience. Follow the provided instructions for accurate tracking and maximum benefits.Ensure that the ridge on the ring is facing upwards to align sensors to the bottom of your finger. Can the Luna ring be worn on tattooed fingers?Wearing the Luna ring on tattooed fingers is possible, but not recommended. Tattoos can interfere with the sensors, affecting accuracy. Tattoo ink may create a barrier, reducing readings' precision. Tattoos can also alter skin texture, potentially affecting ring fit and comfort. Proper fit is crucial for accurate readings.What is the accuracy of the metrics derived from the ring?The Luna ring utilizes advanced sensors and technology to accurately track and analyze your metrics, providing real-time data. Rigorous testing, calibration, and algorithm updates against industry standards ensure reliability and precision. While individual variations exist, Luna is known for high accuracy in vital tracking. For concerns or information, our customer support team is available to assist you.

What is the name of the App for the ring?The name of the app is "Luna Ring". It is available for iOS and Android and offers a seamless experience. Easily connect your Luna ring via Bluetooth to sync data, track various health metrics, and access features. It provides personalized insights and recommendations, empowering informed health and fitness decisions with its user-friendly interface and comprehensive features.How does the ring sync data through Bluetooth?The Luna ring uses Bluetooth technology to sync data with your smartphone. Install the Luna Ring app, activate Bluetooth on both devices, and pair them. Data, including activity levels and sleep patterns, is automatically transferred to the app's dashboard for effective health tracking. Maintain a stable connection by keeping both devices charged and minimizing obstacles. In summary, Luna ring offers effortless Bluetooth syncing for convenient health data access and analysis.How to charge your ring? Follow these steps to know how to charge your ring - 1. Before pairing your Luna Ring for the first time, make sure that it is correctly placed on the dock charger and the charger is in the charging state. 2. To place the ring on the dock charger, align the white marker on the ring with the small bump on the dock charger. 3. Once the ring is placed correctly, the charging will begin.The ring takes up to 90 - 120 minutes to fully charge.How to pair your ring?Follow these steps to pair your ring to the app -1. Place the ring on the charging dock (with charging turned on). This step is mandatory for the initial pairing.2. Download the Luna Ring app.3. Create an account.4. Allow scanning for devices.5. Select the device and confirm the specs of your device.The pairing process is now completed. 

What are the safety considerations that have gone into the design and construction of the Luna Ring?Customer safety is our top priority in creating the Luna Ring. The ring is made from hypoallergenic and non-toxic materials, ensuring safe and prolonged skin contact. Rigorous testing, including electromagnetic radiation checks, is conducted to comply with safety standards and prevent harmful frequency emissions. Luna Ring is designed to be water-resistant and durable, allowing for everyday activities without compromising safety or functionality. Safety features like a secure clasp and mechanisms to prevent overheating or discomfort during wear have been incorporated. Rest assured, the Luna Ring is safe, comfortable, and reliable for everyday use, prioritizing your peace of mind and safety above all else.How do I dispose of the Luna ring?Dispose of your Luna ring responsibly, as you would with other electronic devices. Don't throw it in regular trash. Opt for recycling to manage materials and handle potentially harmful substances properly. Contact local recycling centers or electronics retailers for e-waste recycling programs. Many communities offer options for recycling wearables like the Luna ring, providing safe recycling instructions and drop-off locations. If e-waste recycling isn't available, consider donating it to organizations or charities that accept electronic devices. Even if it's no longer functional for you, it may benefit others. Responsible disposal or donation of your Luna ring contributes to proper material management and reduces environmental impact.